44 lines
918 B
Go
44 lines
918 B
Go
package main
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import "github.com/nsf/termbox-go"
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// Screen is a basic structure for all of the applications screens
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type Screen interface {
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handleKeyEvent(event termbox.Event) int
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performLayout()
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drawScreen(style Style)
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}
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const (
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// BrowserScreenIndex is the index
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BrowserScreenIndex = iota
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// AboutScreenIndex The idx number for the 'About' Screen
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AboutScreenIndex
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// ExitScreenIndex The idx number for Exiting
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ExitScreenIndex
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)
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func defaultScreensForData(db *BoltDB) []Screen {
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var viewPort ViewPort
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browserScreen := BrowserScreen{db: db, viewPort: viewPort}
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aboutScreen := AboutScreen(0)
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screens := [...]Screen{
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&browserScreen,
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&aboutScreen,
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}
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return screens[:]
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}
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func drawBackground(bg termbox.Attribute) {
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termbox.Clear(0, bg)
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}
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func layoutAndDrawScreen(screen Screen, style Style) {
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screen.performLayout()
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drawBackground(style.defaultBg)
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screen.drawScreen(style)
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termbox.Flush()
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}
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